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Indigenous raised agricultural fields in paicaví, la araucanía, Chile, and their socio-economic implications during the early colonial period: A preliminary view
(Universidad de Tarapaca, 2020-06)
Raised agricultural fields in the delta of the Paicaví River in the Araucanía region of south-central Chile are described and considered preliminarily in terms of their social and economic implications for the Early Colonial ...
Inovação no agronegócio em municípios do Corede Noroeste Colonial
(Universidade Federal de Santa MariaBrasilUFSMUFSM Palmeira das Missões, 2019-12-04)
The Corede Northwest Colonial region is part of the so-called Rio-Grandense Plateau. The region's economy based on agriculture, that is, soybean, corn and wheat production and animal production. The technological standard ...
The carry-over effects of pollen shortage decrease the survival of honeybee colonies in farmlands
(Wiley Blackwell Publishing, Inc, 2017-08)
Many studies have reported honeybee colony losses in human-dominated landscapes. While bee floral food resources have been drastically reduced over past decades in human-dominated landscapes, no field study has yet been ...
El Valle Central de Costa Rica en el ocaso de la colonia: estructura productiva, progreso agrícola y capital comercial
(Universidad Nacional, Costa Rica, 1985-01-01)
Presenta un balance teórico entre diversos investigadores que han hecho referencia la mismo tema. El primer apartado alude a la base productiva del Valle Central y a los historiadores. Indaga en cuestiones referentes a ...
Natural History and Ecological Correlates of Fungus-Growing Ants (Formicidae: Attini) in the Neotropical Cerrado Savanna
(Entomological Soc AmerLanhamEUA, 2011)
Weakness and collapse of bee colonies in Brazil: are there cases of CCD?
(Empresa Brasil Pesq Agropec, 2016-05-01)
In the last decades, the decline of wild bee populations and the collapse of Apis mellifera colonies have concerned researchers and beekeepers. The objective of this review was to compile some of the most relevant studies ...
La empresa rural en el largo plazo. Cambios en la explotación de una gran estancia rioplatense entre el orden colonial y el nacimiento del capitalismo, 1780-1870
(Universidad de Belgrano - Facultad de Ciencias Agrarias - Investigación, 2006)
En este artículo se analiza la trayectoria secular de una gran estancia rioplatense entre el fin del orden colonial y el inicio de la década de 1870, intentando comprender los cambios en la gestión, sus motivaciones y su ...
Ingenios, producción y comercio del azúcar: Andalucía, el Atlántico, el Caribe y Brasil. Bibliografía general
(Universidad de Puerto Rico, Río Piedras, 1998)
An Overview of Honeybee Colony Losses in Buenos Aires Province, Argentina
(California State University, 2019-03)
Honey bees (Apis mellifera) are essential for the ecosystem, so their loss threatens biodiversity and agriculture. Several factors have been proposed as possible causes of both massive losses and Colony Collapse Disorder. ...